Ronald D. Fisher
Director · ARM HOLDINGS PLC /UK
Individual
- 2026
- May 19, 2026
- 1
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Ronald D. Fisher files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Jason Child - $19.99M in ARM purchases and sales in the last 12 months
- Spencer Collins - $19.80M in ARM purchases and sales in the last 12 months
- William Abbey - $12.02M in ARM purchases and sales in the last 12 months
- Rene A. Haas - $6.63M in ARM purchases and sales in the last 12 months
- Richard Roy Grisenthwaite - $5.09M in ARM purchases and sales in the last 12 months
- Laura Kathleen Bartels - $4.44M in ARM purchases and sales in the last 12 months
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Frequently asked questions
Who is Ronald D. Fisher?
Ronald D. Fisher is a corporate insider, tracked as Director of ARM HOLDINGS PLC /UK (ARM). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Ronald D. Fisher last file a Form 4?
The only primary Form 4 on record is dated 19 May 2026.